Today I suddenly discovered I can not open any .layout files. I get the popup, below. I have many .layout files that worked fine last week. I noticed a new version was just released so perhaps something was broken? My version is now 6.0.11 (Build 1015). If it matters, I did confirm using Finder "Get...

Hello. Just starting to use RM Pro. All great so far but wondering if I can display distances in prototype scale in the Element tool? For example, in HO, instead of (or in addition to) 1" can it display 87" (or 7.25 feet)? Same for the main grid. Thank you.